Explore the long and distinguished history of AT&T Labs invention
and discovery in these historic documents. You can also
explore these events at the
Inside AT&T Labs: Chronolog.
Note: If you do not already have the 3.0 version of the DjVu Plug-in installed on
your system, you will need to
download the 3.0 Plug-in
before you can view the documents in the digital library.

Artificial Larynx

The Big Bang, Echo of Creation

Speech-Actuated Manipulator

Inventing the transistor

Cellular telephone technology

Optical Fiber Communcations

C++

Communications Satellites

Electro-Mechanical Sound Recording

Direct Distance Dialing

Error Correction Code Mathematical Theory

Discovery of the wave nature of matter

High Definition Television

The Invention of Negative Feedback

Information Theory

Radio Astronomy

LASER

Molecular Beam Epitaxy

High Fidelity Music Reproduction

Picturephone

Scanning Radar

Solar Cell

Sound Motion Pictures

The first electrical digital computer

Telephotographs - pictures by wire

Touch-Tone Telephone

Trans-Atlantic Telephone cable

Trans-Atlantic Radio Service

Christmas 1947, the day the transistor was invented: Brattain's beautiful lab notebook